* Peter Roth, who had been president...

* Peter Roth, who had been president of Hollywood-based Stephen J. Cannell Productions since 1986, has been named president of production of network television for Twentieth Television. Twentieth TV is the network TV production arm for Century City-based Fox Inc. film and TV studios. Roth succeeds Stuart Sheslow, executive vice president of creative affairs, who has resigned to form his own production company.